Welcome to PCBEST Network.

We provide SIP related voip technologies and services for business.

Core Products:

1. Robust SIP ActiveX Phone
A powerful and robust SIP ActiveX phone client that can be used to write a SIP phone, embedded in an application, or hosted on a website.

Advantages to use it in your applications or WEB:
Very easy to integrate, Just drag the ActiveX into your application.
Pre-configurable settings, can control the phone interfaces and SIP accounts info.
Save time to develop your phone GUI.
Save time to develop call control logic.

2. SIP Software Development Kit(SIP SDK)
An extremely easy to use SDK that enables voip developers to write a SIP softphone, IVR, server application in just 10 minutes.
Why choose our SIP SDK?
Free to download and try it in your application before purchase.
Powerful(DTMF, PlayAudio and RecordAudio, DuplexConnect, MusicOnHold, VAD, Conference) but easy to use. You can even access RTP or DirectX audio data.
Pure OOP designed SDK. Easy to code and integrate into big projects. No multiple threading required.
Provide 4 interfaces(C++ header and lib, C DLL interface, .NET Assembly, and ActiveX), so almost any programmers can use it(.NET, VB6 and VB.NET, C#, C++, Delphi, C++ Builder, Java, PHP, ASP, ASP.NET). All 4 interfaces are similar. Programmers can switch easily.
Absolutely stable. No crash, No stop running or stop responding. No memory leak. Stress tested. Very good for server applications.
Softphone SDK has excellent sound quality with less delay.
Compatible with large amout of devices. Tested with hundreds of softwares and hardware devices.
Unmatched performance.

Advantages to use SIP SDK to develop your SIP applications: (Compared to above first item: 'Robust SIP ActiveX Phone')
Develop your own GUI SIP phones or servers.
Have low level access to phone interfaces and SIP interfaces.
Can do some special features(for example, accessing RTP package).

3. VoIP Recorder
A Passive SIP Recording software. It can record any softphone and hardware phone calls by sniffing network traffic.

4. SIP PBX v2(coming soon)
A Windows-based SIP PBX. It supports SIP extensions, SIP accounts, inbound and outbound calls, customized dial plans. It is user friendly and working on .NET Framework 2.0.

5. An activeX control for Asterisk FastAGI                 It is a freeware. Try it.
You can use this control on a Windows box, and remotely implement Asterisk dial plan.

Core Services:

1. Live Talk Service - The Real WEB 800 Solution
A service which can transfer customers' voice from your web site to your phone. We are inviting people from world wide to become our LiveTalk service local reseller. Please contact us if you would like to be a local agent.
LiveTalk service has huge market because of the following reasons:
1. More and more companys are using voip technologies to save communication cost. LiveTalk is the way they can answer web calls world-widly.
2. It saves customers phone bill too. Bying just open an Internet phone on web, customers won't worry about phone bill for talking too long.
3. LiveTalk can reach any SIP account worldwide.
4. LiveTalk will change the way of supporting.
5. LiveTalk is affordable for both big or small sites.

2. Free SIP Proxy Service
A free SIP proxy service. Sign up an account right now, and call free with another SIP party world wide. Once you signed up an account, your Internet unique SIP address will be your-number@pcbest.net .